Results 251 to 260 of about 87,372 (292)
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Capillary permeability measured by bolus injection, residue and venous detection

Acta Physiologica Scandinavica, 1979
AbstractKinetic analysis of residue and outflow curves of y‐emitting indicators such as chromium‐51‐EDTA and iodide‐131‐thalamate from skeletal muscle gives the possibility to determine the extraction fraction and the plasma flow, and from these two values the capillary diffusion capacity can be calculated (Sejrsen 1970, preliminary report).
Per Sejrsen
exaly   +3 more sources

A note on the errors of using venous congestion in intact rats for determinations of microvascular permeability

Acta Physiologica Scandinavica, 1991
The established ideas of transcapillary exchange have recently been challenged based on studies in intact rats. In vivo measurements of net fluid flux and albumin clearance in muscle (and skin) have given estimates of the reflection coefficient (s̀) for albumin of 0.98–0.99 compared to the s̀ value of 0.90 obtained by most other techniques.
Börje Haraldsson   +2 more
exaly   +3 more sources

Do dressings with increased permeability reduce the incidence of central venous catheter related sepsis?

Intensive and Critical Care Nursing, 1997
The incidence of catheter-related sepsis associated-with the use of Tegaderm or Opsite IV3000 dressings on 100 critically ill patients with liver disease was studied. All the patients had central venous catheters in situ and they were randomly assigned to one of the two dressings.
S E Tebbs, T S J Elliott
exaly   +3 more sources

Extensive Brain Swelling with Neurological Deterioration after Intracranial Meningioma Surgery - Venous Complication or ‘Unspecific’ Increase in Tissue Permeability

Zentralblatt Fur Neurochirurgie, 2008
We retrospectively analyzed a series of patients who deteriorated after resection of an intracranial meningioma due to extensive brain edema (EBE) with regard to etiology of the neurological worsening and outcome.Out of a series of 376 consecutive patients who underwent resection of an intracranial meningioma, 13 (3.5%) experienced postoperative ...
S Asgari, D Stolke
exaly   +3 more sources

Diosmin Alleviates Venous Injury and Muscle Damage in a Mouse Model of Iliac Vein Stenosis

open access: yesFrontiers in Cardiovascular Medicine, 2022
Chronic venous disease (CVD) is a progressive inflammatory disease that increases in prevalence with age. Elucidating the underlying molecular mechanism of CVD development is essential for disease prevention and treatment.
Qiulun Lu
exaly   +3 more sources

The Influence of Rutosides on Increased Capillary Permeability in Chronic Venous Insufficiency as Measured by Video Capillaroscopy

1995
It is well known that patients suffering from chronic venous insufficiency develop microangiopathy in which the capillaries become elongated, dilated and tortuous. In severe chronic venous insufficiency the capillaries have a glomerulus-like appearance (1, 2).
M Hahn, T Klyscz
exaly   +2 more sources

Scientific Opinion on the substantiation of a health claim related to a combination of diosmin, troxerutin and hesperidin and maintenance of normal venous‐capillary permeability pursuant to Article 13(5) of Regulation (EC) No 1924/2006 [PDF]

open access: yesEFSA Journal, 2014
Following an application from Omikron Italia S.r.l., submitted pursuant to Article 13.5 of Regulation (EC) No 1924/2006 via the Competent Authority of Italy, the Panel on Dietetic Products, Nutrition and Allergies (NDA) was asked to deliver an opinion on
EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA)
exaly   +2 more sources

Effects of elevated venous pressure on capillary permeability in cat hindlimbs

American Journal of Physiology-Heart and Circulatory Physiology, 1989
We investigated the effects of elevated venous pressure, Pv, (up to 140 mmHg) on the solvent drag reflection coefficient, sigma f, for protein and on the capillary filtration coefficient, CFC, in the isolated cat hindlimb perfused at constant flow. The perfusate contained 30% cat plasma and the remainder was a dialyzed albumin-electrolyte mixture. Cat
M B, Wolf, L P, Porter, P D, Watson
openaire   +2 more sources

Venous air emboli in sheep: reversible increase in lung microvascular permeability

Journal of Applied Physiology, 1981
We studied the effects of continuous intravenous air embolization on lung fluid balance in unanesthetized sheep. Following a 2-h base line, we infused 300-micrometers-diam air bubbles into the pulmonary artery at a rate sufficient to increase pulmonary vascular resistance by 60–300% and for periods of 0.25–3 h. Air emboli produced a dose- and duration-
K, Ohkuda   +3 more
openaire   +2 more sources

Effects of ANP on venous pressures and microvascular protein permeability in dog forelimb

American Journal of Physiology-Heart and Circulatory Physiology, 1989
Intravenous administration of alpha-atrial natriuretic peptide (ANP) produces a decrease in arterial blood pressure due to a decrease in cardiac output. The mechanism of the decrease in cardiac output is unknown but has been suggested to result from transcapillary fluid efflux caused by venoconstriction and/or increased permeability of the ...
D, Eliades   +4 more
openaire   +2 more sources

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